[Org] Some new capture templates

from http://www.howardism.org/Technical/Emacs/capturing-content.html.

init.el

@@ -1059,7 +1059,18 @@
                 ("s" "Code Snippet"
                  entry
                  (file db/org-default-refile-file)
-                 "* %?\n%(db/org-capture-code-snippet \"%F\")")))
+                 "* %?\n%(db/org-capture-code-snippet \"%F\")")
+                ;; http://www.howardism.org/Technical/Emacs/capturing-content.html
+                ("c" "Note for currently clocked in task"
+                 item
+                 (clock)
+                 "%i%?"
+                 :empty-lines 1)
+                ("K" "Kill-ring to currently clocked in task"
+                 plain
+                 (clock)
+                 "%c"
+                 :immediate-finish t :empty-lines 1)))
   :config (progn
             ;; disable usage of helm for `org-capture'
             (with-eval-after-load 'helm-mode